.showToast{
    display: block;
    position: fixed;
    top: 50%;
    background: rgba(0,0,0,.6);
    color:#fff;
    z-index: 20;
    padding: 4px 14px;
    transform: translateX(-50%);
    left: 50%;
    border-radius: 4px;
}
.hideToast{
    display: none;
    
}